38.98% is the change from 508 to 706
Calculation steps:
[( 706 - 508 ) ÷ 508] x 100 = 38.98%
Formula
Percentage change = [(706 - 508) / 508] x 100
Subtract the new number by the original number
706 - 508 = 198
198 ÷ 508 = 0.38976377952755903
0.38976377952755903 x 100 = 38.98%